package com.atguigu.gulimall.order.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.annotation.EnableTransactionManagement;

/**
 * @create: 2024/8/23
 * @author: gyhe10
 * @description: Mybatis-Plus配置类
 **/

@EnableTransactionManagement// 开启事务
@Configuration
@MapperScan("com.atguigu.gulimall.order.dao")
public class MyBatisConfig {

    /**
     * 添加分页插件
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();

        // 添加分页插件
        // 如果有多数据源可以不配具体类型, 否则都建议配上具体的 DbType
        PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor(DbType.MYSQL);
        // 设置请求的页面大于最大页后操作， true调回到首页，false 继续请求  默认false
        paginationInnerInterceptor.setOverflow(true);
        // 设置最大单页限制数量，默认 500 条，-1 不受限制
        paginationInnerInterceptor.setMaxLimit(1000L);

        // 如果配置多个插件, 切记分页最后添加
        interceptor.addInnerInterceptor(paginationInnerInterceptor);

        return interceptor;
    }
}
